(*
 * Copyright (c) 2009, Palle Raabjerg
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *)

{
  open Printf
  open Outputparser
}

let id = ['a'-'z' 'A'-'Z' '{'] ['0'-'9' 'a'-'z' 'A'-'Z' '_' '-' '<' '>' '{' '}']*
let number = ['0'-'9']+

rule out_tokens = parse
  | [' ' '\t' '\n'] { out_tokens lexbuf } (* Skip whitespaces *)
  | "Relation"      { RELATION }
  | "/"             { SLASH }
  | ":"             { COLON }
  | ","             { COMMA }
  | "("             { LPAREN }
  | ")"             { RPAREN }
  | "#"             { ENDING }
  | id as str       { ID str }
  | number as num   { NUMBER (int_of_string num) }
  | _ as c          { printf "Unrecognized character: %c\n" c; CHAR c }
  | eof             { raise End_of_file }
